STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 777,545	$ 1,095,197	$ 245,863
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for depletion, depreciation, and amortization	649,559	735,231	703,094
Valuation allowances	237,711	751,263	1,222,527
Accretion expense	38,341	45,314	34,955
Gain on sale of property and equipment	0	(1,512)	(320,556)
Loss on retirement of fixed assets	0	0	18,228
Stock based compensation	0	43,743	123,283
Deferred income taxes	157,900	(90,500)	(272,000)
Asset retirement obligations	10,631	(1,618)	0
Changes in operating assets and liabilities:
(Increase) decrease in trade accounts and interest receivable	128,505	(68,207)	(7,322)
(Increase) decrease in crude oil inventory	35,976	(31,795)	(23,601)
(Increase) decrease in prepaid expenses	(1,523)	(24,970)	(62,181)
(Increase) decrease in other assets	0	(10,000)	9,633
Increase (decrease) in accounts payable and accrued liabilities	107,300	55,099	56,999
Net cash provided by operating activities	2,141,945	2,497,245	1,728,922
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(979,038)	(1,163,961)	(2,258,083)
Payments to acquire short-term investments	0	(100,000)	(550,000)
(Increase) decrease in short-term investments	(7,329)	(11,655)	176,535
(Increase) in long-term investments	(29,542)	(30,181)	(21,002)
Proceeds from redemption of short-term investments	0	0	680,000
Proceeds from sale of property and equipment	0	21,500	320,556
Net cash used in investing activities	(1,015,909)	(1,284,297)	(1,651,994)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of long-term debt	0	55,979	40,419
Principal payments on long-term debt	(54,615)	(41,783)	(20,640)
Net cash provided by (used in) financing activities	(54,615)	14,196	19,779
Net increase in cash and cash equivalents	1,071,421	1,227,144	96,707
Cash and cash equivalents at beginning of year	2,762,676	1,535,532	1,438,825
Cash and cash equivalents at end of year	3,834,097	2,762,676	1,535,532
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid during the year for interest	1,091	3,020	300
Cash paid during the year for income taxes	$ 133,821	$ 216,874	$ 1,000